docker-compose.yml

version: '3'
services:
  kafka:
    image: wurstmeister/kafka
    container_name: kafka
    ports:
      - "9092:9092"
    environment:
      - KAFKA_ZOOKEEPER_CONNECT=zookeeper:2181
      - KAFKA_LISTENERS=EXTERNAL://:9092,INTERNAL://:9093,INTERBROKER://:9094
      - KAFKA_ADVERTISED_LISTENERS=EXTERNAL://localhost:9092,INTERNAL://:9093,INTERBROKER://:9094
      - KAFKA_LISTENER_SECURITY_PROTOCOL_MAP=EXTERNAL:SSL,INTERNAL:PLAINTEXT,INTERBROKER:PLAINTEXT
      - KAFKA_INTER_BROKER_LISTENER_NAME=INTERBROKER
      - KAFKA_SSL_KEYSTORE_LOCATION=/tmp/kafka-ssl-demo/server.ks.p12
      - KAFKA_SSL_KEYSTORE_PASSWORD=server-ks-password
      - KAFKA_SSL_KEY_PASSWORD=server-ks-password
      - KAFKA_SSL_KEYSTORE_TYPE=PKCS12
    volumes:
      - /tmp/kafka-ssl-demo:/tmp/kafka-ssl-demo
    depends_on:
      - zookeeper
  zookeeper:
    image: wurstmeister/zookeeper
    ports:
      - "2181:2181"
    environment:
      - KAFKA_ADVERTISED_HOST_NAME=zookeeper